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Penumbra Inc develops and manufactures medical devices for the neurovascular and peripheral vascular markets. Its products are sold to hospitals and are developed for use by specialist physicians. Within the neurovascular business, the firm offers products for neurovascular access, ischemic stroke, neurovascular embolization, and neurosurgical tool markets. In the peripheral vascular business, the firm sells devices related to peripheral embolization and peripheral thrombectomy. It operates as one reportable segment and its business activity consists of the design, development, manufacturing and marketing of inventive medical products.
Antero Resources, based in Denver, engages in the exploration for and production of natural gas and natural gas liquids in the United States and Canada. At the end of 2024, the company reported proven reserves of 17.9 trillion cubic feet of natural gas equivalent. Production averaged approximately 3,424 million cubic feet of equivalent a day in 2024 at a ratio of 35% liquids and 65% natural gas.